Introduce RemoteInputMethodWin

ui/base/ime/remote_input_method_delegate_win.h

+// Copyright (c) 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef UI_BASE_IME_REMOTE_INPUT_METHOD_DELEGATE_WIN_H_
+#define UI_BASE_IME_REMOTE_INPUT_METHOD_DELEGATE_WIN_H_
+
+#include <vector>
+
+#include "base/basictypes.h"
+#include "ui/base/ui_export.h"
+#include "ui/gfx/rect.h"
+
+namespace ui {
+namespace internal {
+
+// An interface implemented by the object to forward events that should be
+// handled by the IME which is running in the remote metro_driver process.
+class UI_EXPORT RemoteInputMethodDelegateWin {
+ public:
+  virtual ~RemoteInputMethodDelegateWin() {}
+
+  // Notifies that composition should be canceled (if any).
+  virtual void CancelComposition() = 0;
+
+  // Notifies that properties of the focused TextInputClient is changed.
+  // Note that an empty |input_scopes| represents that TextInputType is
+  // TEXT_INPUT_TYPE_NONE.
+  virtual void OnTextInputClientUpdated(
+      const std::vector<int32>& input_scopes,

[Hiro Komatsu, 2013/11/20 05:19:07]

Is it possible to use enum or typedef?  If no, please leave a comment why.

[yukawa, 2013/11/20 06:26:53]

It's not plausible because this data will be packed into an IPC message and we
don't want to use Win32 specific enum in the IPC layer.  Added a comment.

+      const std::vector<gfx::Rect>& composition_character_bounds) = 0;
+};
+
+}  // namespace internal
+}  // namespace ui
+
+#endif  // UI_BASE_IME_REMOTE_INPUT_METHOD_DELEGATE_WIN_H_